<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>登录页面</title>
    <style>
        body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background-color: #e0e7ff;
            display: flex;
            justify-content: center;
            align-items: center;
            height: 100vh;
            margin: 0;
            padding: 20px;
        }
        form {
            background: #ffffff;
            padding: 40px;
            border-radius: 10px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
            width: 100%;
            max-width: 400px;
        }
        h2 {
            color: #333;
            text-align: center;
            margin-bottom: 20px;
        }
        label {
            display: block;
            margin-bottom: 8px;
            font-weight: bold;
            color: #555;
        }
        input[type="text"],
        input[type="password"] {
            width: 100%;
            padding: 15px;
            margin-bottom: 15px;
            border: 1px solid #ddd;
            border-radius: 5px;
            box-sizing: border-box;
            transition: border 0.3s;
        }
        input[type="text"]:focus,
        input[type="password"]:focus {
            border-color: #4CAF50;
            outline: none;
        }
        button {
            background-color: #4CAF50;
            color: white;
            padding: 15px;
            border: none;
            border-radius: 5px;
            cursor: pointer;
            width: 100%;
            font-size: 16px;
            transition: background-color 0.3s;
        }
        button:hover {
            background-color: #45a049;
        }
    </style>
</head>
<body>
<form id="loginForm">
    <h2>用户登录</h2>
    <label for="username">用户名:</label>
    <input type="text" id="username" name="username" required>
    <label for="password">密码:</label>
    <input type="password" id="password" name="password" required>
    <button type="submit">注册</button>
</form>

<script>
                                    
</script>
</body>
</html>
        